2001 MERCEDES-BENZ C240 Security

Contents
Trip and main odometer, FSS, coolant
temperature, vehicle speed,
engine oil level indicator ........... 96
Audio systems .................................. 98
Radio .............................................. 98
CD player ....................................... 99
Cassette player ........................... 100
Telephone ........................................ 101
Navigation system .......................... 106
Trip computer ................................. 107
Malfunction/warning
message memory ...................... 109
Individual settings ..........................111
Setting the audio volume .............. 123
Coolant temperature gauge .......... 124
Flexible service system
(FSS) ............................................ 125
Engine oil level indicator .............. 128
Engine oil consumption ................ 129
Exterior lamp switch ..................... 130
Headlamp mode ............................. 131Night security illumination ..........132
Locator lighting ...........................133
Headlamp cleaning system ...........133
Combination switch .......................134
Hazard warning flasher
switch ..........................................137
Climate control ...............................138
Automatic climate control ............ 146
Front center console storage
compartment ventilation ..........158
Rear passenger compartment
adjustable air outlets ................159
Operation Audio and telephone ...160
Operating safety .............................160
Operating and
display elements ........................ 161
Button and soft key operation ......163
Operation .........................................163
Power windows ...............................184
Sliding/pop-up roof ........................187
Interior lighting ..............................189
Rear window sunshade ................. 191Sun visors ....................................... 192
Vanity mirrors ................................ 192
Interior ............................................ 193
Storage compartments and
armrests ..................................... 193
Glove box ..................................... 194
Cup holder ...................................... 197
Ashtrays .......................................... 199
Lighter ............................................. 201
Parcel net in front passenger
footwell .......................................202
Ski sack ...........................................202
Enlarged cargo area .......................207
Split folding rear seat bench ........207
Loading instructions
(vehicle with enlarged
cargo area) ..................................209
Cellular telephone ......................... 210
Telephone, general ........................ 211
Garage door opener ....................... 212

21 Contents - Operation
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Coolant temperature gauge .......... 124
Flexible service system
(FSS) ............................................ 125
Engine oil level indicator .............. 128
Engine oil consumption ................ 129
Exterior lamp switch ..................... 130
Headlamp mode ............................. 131
Night security illumination ......... 132
Locator lighting .......................... 133
Headlamp cleaning system .......... 133
Combination switch ...................... 134
Hazard warning flasher
switch .......................................... 137
Climate control ............................... 138
Automatic climate control ............ 146
Front center console storage
compartment ventilation ......... 158Rear passenger compartment
adjustable air outlets ................159
Operation Audio and telephone ...160
Operating safety .............................160
Operating and
display elements ........................ 161
Button and soft key operation ......163
Operation .........................................163
Power windows ...............................184
Sliding/pop-up roof ........................187
Interior lighting ..............................189
Rear window sunshade ................. 191
Sun visors ........................................192
Vanity mirrors ................................192
Interior .............................................193Storage compartments and
armrests ..................................... 193
Glove box ..................................... 194
Cup holder ...................................... 197
Ashtrays .......................................... 199
Lighter ............................................. 201
Parcel net in front passenger
footwell .......................................202
Ski sack ...........................................202
Enlarged cargo area .......................207
Split folding rear seat bench ........207
Loading instructions
(vehicle with enlarged
cargo area) ..................................209
Cellular telephone ......................... 210
Telephone, general ........................ 211
Garage door opener ....................... 212

23 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Electronic main key
The electronic main key has an integrated radio
frequency and infrared remote control, plus removable
mechanical key.
The remote control (1) operates all locks on the vehicle.
The mechanical key (2) works only in the driver’s door,
trunk, and storage compartment locks.When using the mechanical key (2) for lock operations,
it can be removed by sliding it out of the remote control.
To do so, move locking tab (3) to the right and slide the
mechanical key (2) in direction of arrow (4).
The remote control transmitter is located in the
electronic main key.
The infrared receivers are located in the front door
handles.
Note:
Remove the mechanical key from the electronic main
key when using valet parking service. To prevent access
to trunk or storage compartments lock them separately
and retain the mechanical key.
See page 35 for separate locking of trunk and page 194
for locking of glove box.
Obtaining replacement keys
Your vehicle is equipped with a theft deterrent locking
system requiring a special key manufacturing process.
For security reasons, replacement keys can only be
obtained from your authorized Mercedes-Benz Center.
P80.35-2031-26
1
3
4
2

118 Multifunction steering wheel, multifunction display
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
1Preliminary display of the individual settings
2“SETTINGS” – in this options menu you can call up
the menu “LIGHTING”.
Pressing buttonæ orç on the multifunction
steering wheel controls the selection marker.
3“LIGHT CIRCUIT HEADLAMP MODE”
1,
seepage131.
4“LOCATOR LIGHTING”, see page 133.
5“HEADLAMPS DELAYED SWITCH-OFF”, see “Night
security illumination” on page 132.
6“INT. ILLUMINATION DELAYED SWITCH-OFF”, see
“Interior lighting” on page 189.
7Returning the setting menu “LIGHTING” to the
factory setting.
8Acknowledgment.
1Except CanadaPress the è or ÿ button repeatedly until the
individual setting preliminary display (1) appears.
Press the j or k button until the setting menu
“SETTINGS” (2) is displayed.Press buttonæ orç until the menu “LIGHTING”
is selected by the selection marker.
Press the j or k button until the required
display (3 to 6) is displayed. Pressing the æ orç
button controls the selection marker. The settings made
are stored and applied immediately.
The individual setting preliminary display (1) will
appear again after you have run through all the setting
menus. Pressing the è or ÿ button displays the
next or previous system.
To return menu “LIGHTING” (3 to 6) to its factory
setting:
•Call up menu (3 to 6).
•Press the reset knob on the instrument cluster (see
p age 88 ) in t he in str umen t c luste r fo r app rox imately
3 seconds. Display (7) will appear.
•Press the reset knob on the instrument cluster once
more. The menu “LIGHTING” is reset to factory
settings, acknowledged by display (8).
The individual setting display “SETTINGS” (2) will
appear if you do not press the reset knob on the
instrument cluster within about 5 seconds. The
setting menus will not be reset.

132 Exterior lamp switch
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Daytime running lamp mode
Turn exterior lamp switch to positionM.
When the engine is running, the low beam headlamps
(includes parking lamps and license plate lamps) are
automatically switched on.
Canada only:
When shifting from a driving position to position “N”
or “P”, the low beam switches off (3 minutes delay).
For nighttime driving the exterior lamp switch should
be turned to position B to permit activation of the
high beam headlamps.
USA only:
The high beam headlamps can also be activated when
driving with the daytime running lamp mode activated
and exterior lamp switch in positionM.
See page 130 for notes on the exterior lamp switch.
To activate the daytime running lamp mode, see
“Individual settings” – “LIGHTING” on page 117.Night security illumination
When turning off the engine, the exterior lamps switch
on for added illumination, if they were previously
switched on (except in daytime running mode). After
the last door has been closed the lamp-on time period
commences.
The lamp-on time period for night security illumination
can be set at several different timed levels from 0 (off) to
60 seconds, see “Individual settings” - “LIGHTING” on
page 117.
Notes:
Within 10 minutes after closing the last door the night
security illumination can be reactivated by opening a
door.
See “Individual settings” – “LIGHTING” on page 117 for
instructions on how to activate the function.
Deactivating night security illumination temporarily:
Turn the electronic key in starter switch to position 0
then to position 2 and back to position 0 again before
getting out of the vehicle. The night security
illumination will not be activated when the door is
opened.

368 Index
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex
MMaintenance ................................................................... 219
Malfunction/warning message memory .................... 109
Manual seat ............................................................... 45, 48
Manual transmission ....................................................233
Memory function ............................................................. 85
Mirror, exterior, parking position,
front passenger side ................................................... 82
Multicontour seat ............................................................ 49
Multifunction display ...................................................... 92
Coolant temperature ................................................... 96
Engine oil level indicator ........................................... 96
FSS ................................................................................ 96
Individual settings ..................................................... 111
Tire inflation pressure monitor ................................ 96
Trip and main odometer ............................................ 96
Vehicle speed ............................................................... 96
Multifunction steering wheel ........................................ 92NNavigation system .......................................................... 106
Night security illumination ......................................... 132
OOn-board diagnostic system ........................................ 268
Overhead control panel ................................................... 15PPanic button ......................................................................30
Parcel net in front passenger footwell ....................... 202
Parking brake ................................................................ 243
Power windows ............................................................... 184
Blocking of rear door window operation ............... 186
Express opening and closing .................................. 185
Opening and closing ...................................................29
Synchronizing power windows ............................... 186
Problems with your vehicle .............................................. 8
Product information .......................................................... 1RRain sensor ..................................................................... 135
Rear passenger compartment
adjustable air outlets ................................................ 159
Rear window defroster .................................................. 157
Rear window sunshade ................................................. 191